| Hawaii |
Unranked |
461 |
1980 |
Insufficient historical volume |
| North Dakota |
Unranked |
418 |
1967 |
Insufficient historical volume |
| South Dakota |
Unranked |
378 |
1961 |
Insufficient historical volume |
| Minnesota |
Unranked |
1,942 |
1969 |
Insufficient historical volume |
| Nevada |
#557 |
336 |
2010 |
Insufficient historical volume |
| Nebraska |
Unranked |
711 |
1981 |
Insufficient historical volume |
| Washington |
#711 |
1,557 |
1981 |
Insufficient historical volume |
| California |
#499 |
9,603 |
1988 |
11.8% Decline |
| Iowa |
Unranked |
1,232 |
1963 |
Insufficient historical volume |
| Oregon |
Unranked |
822 |
1980 |
Insufficient historical volume |
| Colorado |
Unranked |
1,070 |
1983 |
Insufficient historical volume |
| Kansas |
Unranked |
895 |
1981 |
Insufficient historical volume |
| New Mexico |
Unranked |
431 |
1980 |
Insufficient historical volume |
| Arizona |
#779 |
969 |
1989 |
Insufficient historical volume |
| Florida |
#699 |
2,288 |
1990 |
22.6% Decline |
| Wisconsin |
Unranked |
1,291 |
1980 |
Insufficient historical volume |
| Montana |
Unranked |
195 |
1974 |
Insufficient historical volume |
| Alaska |
Unranked |
82 |
1984 |
Insufficient historical volume |
| Indiana |
Unranked |
1,366 |
1979 |
Insufficient historical volume |
| Pennsylvania |
#1300 |
2,996 |
1987 |
Insufficient historical volume |
| Michigan |
#1302 |
2,061 |
1980 |
Insufficient historical volume |
| Texas |
#636 |
3,837 |
2011 |
25.8% Decline |
| Maryland |
#776 |
737 |
1978 |
Insufficient historical volume |
| Massachusetts |
#426 |
1,182 |
1986 |
Insufficient historical volume |
| Illinois |
#1174 |
2,326 |
1978 |
Insufficient historical volume |
| New York |
#882 |
3,633 |
1978 |
Insufficient historical volume |
| Wyoming |
Unranked |
62 |
1980 |
Insufficient historical volume |
| Ohio |
#1204 |
2,103 |
1980 |
Insufficient historical volume |
| New Jersey |
#458 |
1,221 |
1978 |
Insufficient historical volume |
| Utah |
Unranked |
356 |
1981 |
Insufficient historical volume |
| Louisiana |
#714 |
742 |
1953 |
Insufficient historical volume |
| District of Columbia |
Unranked |
177 |
1986 |
Insufficient historical volume |
| Missouri |
Unranked |
873 |
1980 |
Insufficient historical volume |
| Idaho |
Unranked |
150 |
1979 |
Insufficient historical volume |
| Virginia |
#678 |
801 |
2008 |
Insufficient historical volume |
| Oklahoma |
Unranked |
474 |
1955 |
Insufficient historical volume |
| Connecticut |
Unranked |
381 |
1985 |
Insufficient historical volume |
| Maine |
Unranked |
124 |
1990 |
Insufficient historical volume |
| Georgia |
#767 |
730 |
2013 |
Insufficient historical volume |
| North Carolina |
#550 |
640 |
2014 |
Insufficient historical volume |
| Tennessee |
Unranked |
328 |
2015 |
Insufficient historical volume |
| Rhode Island |
Unranked |
55 |
1993 |
Insufficient historical volume |
| South Carolina |
Unranked |
188 |
1978 |
Insufficient historical volume |
| Delaware |
Unranked |
24 |
1979 |
Insufficient historical volume |
| Arkansas |
Unranked |
121 |
1982 |
Insufficient historical volume |
| New Hampshire |
Unranked |
35 |
1985 |
Insufficient historical volume |
| Kentucky |
#605 |
155 |
1979 |
Insufficient historical volume |
| West Virginia |
Unranked |
81 |
1980 |
Insufficient historical volume |
| Alabama |
#872 |
84 |
1978 |
Insufficient historical volume |
| Mississippi |
Unranked |
50 |
1954 |
Insufficient historical volume |
| Vermont |
Unranked |
5 |
1980 |
Insufficient historical volume |